Algarve, Portugal: Annual Weather Averages
July is the hottest month in Algarve with an average temperature of 23.5°C (74°F) and the coldest is January at 12°C (54°F) with the most daily sunshine hours at 12 in August. The wettest month is December with an average of 117.2mm of rain. The best month to swim in the sea is in August when the average sea temperature is 21°C (70°F).
Average Temperature: Algarve
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 12 | 13 | 15 | 16 | 18 | 21 | 24 | 24 | 23 | 19 | 16 | 14 |
| °F | 54 | 55 | 58 | 60 | 64 | 70 | 74 | 74 | 73 | 66 | 60 | 56 |
Average High/Low Temperature: Algarve
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 16 | 18 | 21 | 23 | 25 | 28 | 33 | 32 | 29 | 25 | 20 | 17 |
| Low °C | 6 | 7 | 9 | 11 | 14 | 17 | 19 | 19 | 17 | 14 | 11 | 9 |
| High °F | 61 | 64 | 70 | 73 | 77 | 82 | 91 | 90 | 84 | 77 | 68 | 63 |
| Low °F | 43 | 45 | 48 | 52 | 57 | 63 | 66 | 66 | 63 | 57 | 52 | 48 |
Average Day/Night Temperature: Algarve
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day °C | 14 | 14 | 15 | 17 | 20 | 22 | 24 | 25 | 23 | 21 | 17 | 14 |
| Night °C | 12 | 12 | 14 | 16 | 19 | 21 | 23 | 24 | 22 | 20 | 15 | 13 |
| Day °F | 56 | 56 | 59 | 62 | 68 | 72 | 75 | 77 | 73 | 69 | 62 | 58 |
| Night °F | 54 | 54 | 57 | 60 | 66 | 70 | 74 | 75 | 72 | 67 | 60 | 55 |
Average Rainfall: Algarve
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 85 | 25 | 40 | 38 | 32 | 11 | 5 | 1 | 58 | 57 | 72 | 117 |
| Days | 9 | 5 | 6 | 8 | 7 | 2 | 1 | 0 | 5 | 8 | 7 | 12 |
Average Daily Sunshine Hours: Algarve
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hours | 5 | 6 | 7 | 9 | 12 | 12 | 12 | 12 | 9 | 7 | 6 | 5 |
Average Sea Temperature: Algarve
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 14 | 14 | 16 | 16 | 17 | 19 | 20 | 21 | 21 | 19 | 17 | 15 |
| °F | 57 | 57 | 61 | 61 | 63 | 66 | 68 | 70 | 70 | 66 | 63 | 59 |
